| APA | VTS. (2012, February 9). In Acronym Geek. Retrieved 19:34, February 9, 2012, from http://www.acronymgeek.com/VTS |
| MLA | "VTS." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/VTS>. |
| MHRA | 'VTS', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/VTS> [accessed 9 February 2012] |
| Chicago | "VTS", http://www.acronymgeek.com/VTS (accessed February 9, 2012). |
| CBE/CSE | VTS [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/VTS. |
| Bluebook | VTS, http://www.acronymgeek.com/VTS (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VTS, http://www.acronymgeek.com/VTS (optional description here) (as of Feb. 9, 2012, 19:34). |
| AMA | VTS. Acronym Geek. February 9, 2012, 19:34. Available at: http://www.acronymgeek.com/VTS. Accessed February 9, 2012, 19:34. |